Philco-Ford Corporation, January, 1971, pp. Hydrogen-Oxygen Torch Igniter, NASA 106493 by George R. Very informative but also very entertaining. Propulsion Analysis and ANSYS Fluent 14. Thsi is the final desgn.

The full report will be available soon. Only for SPL internal use. Rate Behavior of Hybrid Rocket Fuels , J. Mechanisms in a Pair of Impinging Jets, J.